Year | Value | 2021 | 4,293.841265182 | 2020 | 3,316.6518091652 | 2019 | 3,762.3185884708 | 2018 | 3,558.6572838068 | 2017 | 3,619.1080751928 | 2016 | 2,890.1278198198 | 2015 | 2,763.0182573577 | 2014 | 2,761.1204678692 | 2013 | 2,681.7891821703 | 2012 | 2,552.6934223938 | 2011 | 2,183.8784779743 | 2010 | 2,101.9423787628 | 2009 | 1,789.484 | 2008 | 1,765.406 | 2007 | 1,906.783 | 2006 | 2,217.867 | 2005 | 1,816.41 | 2004 | 1,798.283 | 2003 | 1,621.521 | 2002 | 1,471.637 | 2001 | 1,662.2450000954 | 2000 | 1,691.709 | 1999 | 1,639.6000164748 | 1998 | 1,399.8999704048 | 1997 | 1,318.9999874532 | 1996 | 1,212.8999900294 | 1995 | 1,112.0999987795 | 1994 | 1,105.3000051827 | 1993 | 1,055.4999935852 | 1992 | 957.0000094996 | 1991 | 857.9000060338 | 1990 | 902.000002995 | 1989 | 954.100003168 | 1988 | 970.7999965176 | 1987 | 974.9000098336 | 1986 | 890.7000204773 | 1985 | 984.4999906495 | 1984 | 987.2999888213 | 1983 | 921.1999862046 | 1982 | 846.5000111683 | 1981 | 810.799996704 | 1980 | 706.0999998823 | 1979 | 654.3000016738 | 1978 | 556.5000079128 | 1977 | 480.8000032977 | 1976 | 465.2000038478 | 1975 | 417.1000043828 | 1974 | 401.700008325 | 1973 | 324.9999986587 | 1972 | 255.6000032725 | 1971 | 236.9999998659 | 1970 | 208.999999985 |
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